var Fat = {

	make_hex : function (r,g,b)

	{

		r = r.toString(16); if (r.length == 1) r = '0' + r;

		g = g.toString(16); if (g.length == 1) g = '0' + g;

		b = b.toString(16); if (b.length == 1) b = '0' + b;

		return "#" + r + g + b;

	},

	fade_all : function ()

	{

		var a = document.getElementsByTagName("*");

		for (var i = 0; i < a.length; i++)

		{

			var o = a[i];

			var r = /fade-?(\w{3,6})?/.exec(o.className);

			if (r)

			{

				if (!r[1]) r[1] = "";

				if (o.id) Fat.fade_element(o.id,null,null,"#"+r[1]);

			}

		}

	},

	fade_element : function (id, fps, duration, from, to)

	{

		if (!fps) fps = 30;

		if (!duration) duration = 3000;

		if (!from || from=="#") from = "#FFFF33";

		if (!to) to = this.get_bgcolor(id);



		var frames = Math.round(fps * (duration / 1000));

		var interval = duration / frames;

		var delay = interval;

		var frame = 0;



		if (from.length < 7) from += from.substr(1,3);

		if (to.length < 7) to += to.substr(1,3);



		var rf = parseInt(from.substr(1,2),16);

		var gf = parseInt(from.substr(3,2),16);

		var bf = parseInt(from.substr(5,2),16);

		var rt = parseInt(to.substr(1,2),16);

		var gt = parseInt(to.substr(3,2),16);

		var bt = parseInt(to.substr(5,2),16);



		var r,g,b,h;

		while (frame < frames)

		{

			r = Math.floor(rf * ((frames-frame)/frames) + rt * (frame/frames));

			g = Math.floor(gf * ((frames-frame)/frames) + gt * (frame/frames));

			b = Math.floor(bf * ((frames-frame)/frames) + bt * (frame/frames));

			h = this.make_hex(r,g,b);



			setTimeout("Fat.set_bgcolor('"+id+"','"+h+"')", delay);



			frame++;

			delay = interval * frame;

		}

		setTimeout("Fat.set_bgcolor('"+id+"','"+to+"')", delay);

	},

	set_bgcolor : function (id, c)

	{

		var o = document.getElementById(id);

		o.style.backgroundColor = c;

	},

	get_bgcolor : function (id)

	{

		var o = document.getElementById(id);

		while(o)

		{

			var c;

			if (window.getComputedStyle) c = window.getComputedStyle(o,null).getPropertyValue("background-color");

			if (o.currentStyle) c = o.currentStyle.backgroundColor;

			if ((c != "" && c != "transparent") || o.tagName == "BODY") { break; }

			o = o.parentNode;

		}

		if (c == undefined || c == "" || c == "transparent") c = "#FFFFFF";

		var rgb = c.match(/rgb\s*\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)/);

		if (rgb) c = this.make_hex(parseInt(rgb[1]),parseInt(rgb[2]),parseInt(rgb[3]));

		return c;

	}

}





function jal_apply_filters(s) {

	return filter_smilies(make_links((s)));

}



var smilies =  [[':\\)',	'icon_smile.gif'],

		[':\\-\\)',	'icon_smile.gif'],

		[':D',		'icon_biggrin.gif'],

		[':\\-D',	'icon_biggrin.gif'],

		[':grin:',  'icon_biggrin.gif'],

		[':smile:',  'icon_smile.gif'],

		[':\\(',	'icon_sad.gif'],

		[':\\-\\(',	'icon_sad.gif'],

		[':sad:',  'icon_sad.gif'],

		[':o',		'icon_surprised.gif'],

		[':\\-o',	'icon_surprised.gif'],

		['8o',		'icon_eek.gif'],

		['8\\-o',	'icon_eek.gif'],

		['8\\-0',	'icon_eek.gif'],

		[':eek:',	'icon_surprised.gif'],

		[':s',		'icon_confused.gif'],

		[':\\-s',	'icon_confused.gif'],

		[':lol:',	'icon_lol.gif'],

		[':cool:',	'icon_cool.gif'],

		['8\\)',	'icon_cool.gif'],

		['8\\-\\)',	'icon_cool.gif'],

		[':x',		'icon_mad.gif'],

		[':-x',		'icon_mad.gif'],

		[':mad:',	'icon_mad.gif'],

		[':p',		'icon_razz.gif'],

		[':\\-p',	'icon_razz.gif'],

		[':razz:',	'icon_razz.gif'],

		[':\\$',	'icon_redface.gif'],

		[':\\-\\$',	'icon_redface.gif'],

		[':\'\\(',	'icon_cry.gif'],

		[':evil:',	'icon_evil.gif'],

		[':twisted:','icon_twisted.gif'],

		[':cry:',	'icon_cry.gif'],

		[':roll:',	'icon_rolleyes.gif'],

		[':wink:',	'icon_wink.gif'],

		[';\\)',	'icon_wink.gif'],

		[';\\-\\)',	'icon_wink.gif'],

		[':!:',		'icon_exclaim.gif'],

		[':\\?',	'icon_question.gif'],

		[':\\-\\?',	'icon_question.gif'],

		[':idea:',	'icon_idea.gif'],

		[':arrow:',	'icon_arrow.gif'],

		[':\\|',	'icon_neutral.gif'],

		[':neutral:',	'icon_neutral.gif'],

		[':\\-\\|',	'icon_neutral.gif'],

		[':mrgreen:',	'icon_mrgreen.gif']];



function make_links (s) {



	var re = /((http|https|ftp):\/\/[^ ]*)/gi;

	text = s.replace(re,"<a href=\"$1\">&laquo;link&raquo;</a>");

	return text;

}



function filter_smilies(s) {

	for (var i = 0; i < smilies.length; i++) {

		var search = smilies[i][0];

		var replace = '<img src="components/com_shoutbox/smilies/' + smilies[i][1] + '" class="wp-smiley" alt="' + smilies[i][0].replace(/\\/g, '') + '" />';

		re = new RegExp(search, 'gi');

		s = s.replace(re, replace);

	}



	return s;

};



// XHTML live Chat

// author: alexander kohlhofer

// version: 1.0

// http://www.plasticshore.com

// http://www.plasticshore.com/projects/chat/

// please let the author know if you put any of this to use

// XHTML live Chat (including this script) is published under a creative commons license

// license: http://creativecommons.org/licenses/by-nc-sa/2.0/





var jal_loadtimes;

var jal_org_timeout = 4000;

var jal_timeout = jal_org_timeout;

var GetChaturl = "modules/mod_shoutbox.php?jalGetChat=yes";

var SendChaturl = "modules/mod_shoutbox.php?jalSendChat=yes";

var httpReceiveChat;

var httpSendChat;



///////////////////////////////////////

//

//  Generic onload by Brothercake

//  http://www.brothercake.com/

//

///////////////////////////////////////



//onload function



//setup onload function

if(typeof window.addEventListener != 'undefined')

{

	//.. gecko, safari, konqueror and standard

	window.addEventListener('load', initJavaScript, false);

}

else if(typeof document.addEventListener != 'undefined')

{

	//.. opera 7

	document.addEventListener('load', initJavaScript, false);

}

else if(typeof window.attachEvent != 'undefined')

{

	//.. win/ie



	window.attachEvent('onload', initJavaScript);

}







function initJavaScript() {

//document.getElementById('chatbarText').focus();

	if (!document.getElementById('chatbarText')) { return; }

	document.forms['chatForm'].elements['chatbarText'].setAttribute('autocomplete','off'); //this non standard attribute prevents firefox' autofill function to clash with this script

	// initiates the two objects for sending and receiving data

	checkStatus(''); //sets the initial value and state of the input comment

	checkName(); //checks the initial value of the input name

	checkUrl();



	jal_loadtimes = 1;



	httpReceiveChat = getHTTPObject();

	httpSendChat = getHTTPObject();



	setTimeout('receiveChatText()', jal_timeout); //initiates the first data query



	document.getElementById('shoutboxname').onblur = checkName;

	document.getElementById('shoutboxurl').onblur = checkUrl;

	document.getElementById('chatbarText').onfocus = function () { checkStatus('active'); }

	document.getElementById('chatbarText').onblur = function () { checkStatus(''); }

	document.getElementById('submitchat').onclick = sendComment;

    document.getElementById('chatForm').onsubmit = function () { return false; }

	// When user mouses over shoutbox

    document.getElementById('chatoutput').onmouseover = function () {

    	if (jal_loadtimes > 9) {

    		jal_loadtimes = 1;

			receiveChatText();

    	}

    	jal_timeout = jal_org_timeout;

    }

}



//initiates the first data query

function receiveChatText() {

	jal_lastID = parseInt(document.getElementById('jal_lastID').value) - 1;

	if (httpReceiveChat.readyState == 4 || httpReceiveChat.readyState == 0) {

  		httpReceiveChat.open("GET",GetChaturl + '&jal_lastID=' + jal_lastID + '&rand='+Math.floor(Math.random() * 1000000), true);

		httpReceiveChat.onreadystatechange = handlehHttpReceiveChat;

  		httpReceiveChat.send(null);

		jal_loadtimes++;

	    if (jal_loadtimes > 9) jal_timeout = jal_timeout * 5 / 4;

	}

    	setTimeout('receiveChatText()',jal_timeout);



}



//deals with the servers' reply to requesting new content

function handlehHttpReceiveChat() {

  if (httpReceiveChat.readyState == 4) {

    results = httpReceiveChat.responseText.split('---'); //the fields are seperated by ---

    if (results.length > 4) {

	    for(i=0;i < (results.length-1);i=i+5) { //goes through the result one message at a time

	    	insertNewContent(results[i+1],results[i+2],results[i+3],results[i+4], results[i]); //inserts the new content into the page

	    	document.getElementById('jal_lastID').value = parseInt(results[i]) + 1;

	    }

    	jal_timeout = jal_org_timeout;

    	jal_loadtimes = 1;



    }

  }

}



//inserts the new content into the page

function insertNewContent(liName,liText,lastResponse, liUrl, liId) {

    response = document.getElementById("responseTime");

    response.replaceChild(document.createTextNode(lastResponse), response.firstChild);

	insertO = document.getElementById("outputList");

	oLi = document.createElement('li');

	oLi.setAttribute('id','comment-new'+liId);



	oSpan = document.createElement('span');

	oSpan.setAttribute('class','name');



	oName = document.createTextNode(liName);



	if (liUrl != "http://" && liUrl != '') {

		oURL = document.createElement('a');

		oURL.href = liUrl;

		oURL.appendChild(oName);

	} else {

		oURL = oName;

	}



	oSpan.appendChild(oURL);

	oSpan.appendChild(document.createTextNode(' : '));

	oLi.appendChild(oSpan);

	oLi.innerHTML += jal_apply_filters(liText);

	insertO.insertBefore(oLi, insertO.firstChild);

	Fat.fade_element("comment-new"+liId, 30, 1500, "#666666", "#FFFFFF");

}





//stores a new comment on the server

function sendComment() {

	currentChatText = document.forms['chatForm'].elements['chatbarText'].value;

	if (httpSendChat.readyState == 4 || httpSendChat.readyState == 0) {

		if (currentChatText == '') return;

		currentName = document.getElementById('shoutboxname').value;

		currentUrl = document.getElementById('shoutboxurl').value;

		param = 'n='+ encodeURIComponent(currentName)+'&c='+ encodeURIComponent(currentChatText) +'&u='+ encodeURIComponent(currentUrl);

		httpSendChat.open("POST", SendChaturl, true);

		httpSendChat.setRequestHeader('Content-Type','application/x-www-form-urlencoded');

  		httpSendChat.onreadystatechange = receiveChatText;

  		httpSendChat.send(param);

  		document.forms['chatForm'].elements['chatbarText'].value = '';

	}

}



// http://www.codingforums.com/showthread.php?t=63818

function pressedEnter(field,event) {

	var theCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;

	if (theCode == 13) {

		sendComment();

		return false;

	}

	else return true;

}





//does clever things to the input and submit

function checkStatus(focusState) {

	currentChatText = document.forms['chatForm'].elements['chatbarText'];

	oSubmit = document.forms['chatForm'].elements['submit'];

	if (currentChatText.value != '' || focusState == 'active') {

		oSubmit.disabled = false;

	} else {

		oSubmit.disabled = true;

	}

}



function jal_getCookie(name) {

  var dc = document.cookie;

  var prefix = name + "=";

  var begin = dc.indexOf("; " + prefix);

  if (begin == -1) {

    begin = dc.indexOf(prefix);

    if (begin != 0) return null;

  } else

    begin += 2;

  var end = document.cookie.indexOf(";", begin);

  if (end == -1)

    end = dc.length;

  return unescape(dc.substring(begin + prefix.length, end));

}





//autoasigns a random name to a new user

//If the user has chosen a name, use that

function checkName() {



	jalCookie = jal_getCookie("jalUserName");

	currentName = document.getElementById('shoutboxname');



	if (currentName.value != jalCookie) {

		document.cookie = "jalUserName="+currentName.value+"; expires=Mon, 20 Oct 2008 14:53:52 UTC;"

	}



	if (jalCookie && currentName.value == '') {

		currentName.value = jalCookie;

		return;

	}



	if (currentName.value == '') {

		currentName.value = 'guest_'+ Math.floor(Math.random() * 10000);

	}



}



function checkUrl() {



	jalCookie = jal_getCookie("jalUrl");

	currentName = document.getElementById('shoutboxurl');



	if (currentName.value == '')

		return;



	if (currentName.value != jalCookie) {

		document.cookie = "jalUrl="+currentName.value+"; expires=Mon, 20 Oct 2008 14:53:52 UTC;"

		return;

	}



	if (jalCookie && ( currentName.value == '' || currentName.value == "http://")) {

		currentName.value = jalCookie;

		return;

	}

}







//initiates the XMLHttpRequest object

//as found here: http://www.webpasties.com/xmlHttpRequest

function getHTTPObject() {

  var xmlhttp;

  /*@cc_on

  @if (@_jscript_version >= 5)

    try {

      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");

    } catch (e) {

      try {

        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

      } catch (E) {

        xmlhttp = false;

      }

    }

  @else

  xmlhttp = false;

  @end @*/

  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {

    try {

      xmlhttp = new XMLHttpRequest();

    } catch (e) {

      xmlhttp = false;

    }

  }

  return xmlhttp;

}